<template>
  <div class="mod-config">
    <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
      <el-select v-model="dataForm.type" filterable placeholder="是否免费" @change="selectType">
        <el-option
          v-for="item in optionsType"
          :key="item.type"
          :label="item.label"
          :value="item.type">
        </el-option>
      </el-select>
      <el-form-item>
        <el-input v-model="dataForm.key" placeholder="参数名" clearable></el-input>
      </el-form-item>
      <el-form-item>
        <el-button @click="getDataList()">查询</el-button>
        <el-button v-if="isAuth('sys:recommend:save')" type="primary" @click="addOrUpdateHandle(null)">新增</el-button>
        <el-button v-if="isAuth('sys:recommend:delete')" type="danger" @click="deleteHandle()" :disabled="dataListSelections.length <= 0">批量删除</el-button>
      </el-form-item>
    </el-form>
    <el-table
      :data="dataList"
      border
      v-loading="dataListLoading"
      @selection-change="selectionChangeHandle"
      style="width: 100%;">
      <el-table-column
        type="selection"
        header-align="center"
        align="center"
        width="50">
      </el-table-column>
      <el-table-column
        prop="id"
        header-align="center"
        align="center"
        label="ID">
      </el-table-column>
      <el-table-column
        prop="type"
        header-align="center"
        align="center"
        label="专题类型">
        <template slot-scope="scope">
          <el-tag type="success" v-if="scope.row.type===1">主题</el-tag>
          <el-tag type="warning" v-else-if="scope.row.type===2">组件</el-tag>
          <el-tag type="danger" v-else-if="scope.row.type===3">壁纸</el-tag>
        </template>
      </el-table-column>
      <el-table-column
        prop="name"
        header-align="center"
        align="center"
        label="专题名称">
      </el-table-column>
      <el-table-column
        prop="picUrl"
        header-align="center"
        align="center"
        label="专题图片">
        <template slot-scope="scope">
          <el-image
            style="width: 90px; height: 60px"
            :src="scope.row.image+'?x-oss-process=image/resize,h_100,w_100'" fit="contain"
            @click="onPreview(scope.row.image)"
            :alt="scope.row.image"/>
        </template>
      </el-table-column>
      <el-table-column
        prop="created"
        header-align="center"
        align="center"
        label="创建时间">
      </el-table-column>
      <el-table-column
        fixed="right"
        header-align="center"
        align="center"
        width="150"
        label="操作">
        <template slot-scope="scope">
          <el-button type="text" size="small" @click="addOrUpdateHandle(scope.row.id)" >修改</el-button>
          <el-button type="text" size="small" @click="deleteHandle(scope.row.id)">删除</el-button>
          <el-button type="text" size="small" @click="showHandle(scope.row.id)">内容</el-button>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      @size-change="sizeChangeHandle"
      @current-change="currentChangeHandle"
      :current-page="pageIndex"
      :page-sizes="[10, 20, 50, 100]"
      :page-size="pageSize"
      :total="totalPage"
      layout="total, sizes, prev, pager, next, jumper">
    </el-pagination>
    <!-- 弹窗, 新增 / 修改 -->
    <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>

    <!-- 弹窗, 新增 / 修改 -->
    <recommend-product-update v-if="recommendProductUpdateVisible" ref="recommendProductUpdate" @refreshDataList="getDataList"></recommend-product-update>

    <el-image-viewer
      v-if="showViewer"
      :on-close="closeViewer"
      :url-list="[src]" />

  </div>
</template>

<script>
import AddOrUpdate from './recommend-add-or-update'
import RecommendProductUpdate from './recommend-product-update'

export default {
  name: 'recommend-banner',
  data () {
    return {
      dataForm: {
        key: '',
        type: '',
        classify: '2'
      },
      optionsType: [{
        type: '',
        label: '全部分类'
      }, {
        type: '1',
        label: '主题'
      }, {
        type: '2',
        label: '组件'
      }, {
        type: '3',
        label: '壁纸'
      }],
      dataList: [],
      pageIndex: 1,
      pageSize: 10,
      totalPage: 0,
      dataListLoading: false,
      dataListSelections: [],
      addOrUpdateVisible: false,
      recommendProductUpdateVisible: false,
      showViewer: false,
      src: ''
    }
  },
  components: {
    AddOrUpdate,
    RecommendProductUpdate,
  },
  activated () {
    this.getDataList()
  },
  methods: {
    init (id) {
      this.getDataList()
    },
    // 获取数据列表
    getDataList () {
      this.dataListLoading = true
      this.$http({
        url: this.$http.adornUrl('/sys/recommend/list'),
        method: 'get',
        params: this.$http.adornParams({
          'page': this.pageIndex,
          'limit': this.pageSize,
          'key': this.dataForm.key,
          'type': this.dataForm.type,
          'classify': this.dataForm.classify,
        })
      }).then(({data}) => {
        if (data && data.code === 0) {
          this.dataList = data.page.list
          this.totalPage = data.page.totalCount
        } else {
          this.dataList = []
          this.totalPage = 0
        }
        this.dataListLoading = false
      })
    },
    // 每页数
    sizeChangeHandle (val) {
      this.pageSize = val
      this.pageIndex = 1
      this.getDataList()
    },
    // 当前页
    currentChangeHandle (val) {
      this.pageIndex = val
      this.getDataList()
    },
    selectType(value) {
      this.dataForm.type = value
      this.getDataList()
    },
    onPreview(url) {
      this.src = url
      this.showViewer = true
    },
    closeViewer() {
      this.showViewer = false
    },
    // 多选
    selectionChangeHandle (val) {
      this.dataListSelections = val
    },
    // 新增 / 修改
    addOrUpdateHandle (id) {
      this.addOrUpdateVisible = true
      this.$nextTick(() => {
        this.$refs.addOrUpdate.init(id)
      })
    },
    // 删除
    deleteHandle (id) {
      var ids = id ? [id] : this.dataListSelections.map(item => {
        return item.id
      })
      this.$confirm(`确定对[id=${ids.join(',')}]进行[${id ? '删除' : '批量删除'}]操作?`, '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$http({
          url: this.$http.adornUrl('/sys/recommend/delete'),
          method: 'post',
          data: this.$http.adornData(ids, false)
        }).then(({data}) => {
          if (data && data.code === 0) {
            this.$message({
              message: '操作成功',
              type: 'success',
              duration: 1500,
              onClose: () => {
                this.getDataList()
              }
            })
          } else {
            this.$message.error(data.msg)
          }
        })
      })
    },
    // 新增 / 修改
    showHandle (id) {
      this.recommendProductUpdateVisible = true
      this.$nextTick(() => {
        this.$refs.recommendProductUpdate.init(id)
      })
    },
  }
}
</script>
